Evangelii Praecones was an encyclical letter of Pope Pius XII about Catholic missions. In it, he described necessary improvements and changes, and the persecution of the Church in some parts of the world. The encyclical was issued in commemoration of the 25th. anniversary of the encyclical Rerum Ecclesiae by his predecessor Pope Pius XI.
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Evangelii Praecones was an encyclical letter of Pope Pius XII about Catholic missions. In it, he described necessary improvements and changes, and the persecution of the Church in some parts of the world. The encyclical was issued in commemoration of the 25th. anniversary of the encyclical Rerum Ecclesiae by his predecessor Pope Pius XI.